I have upgrade to UCs 4.4-4 errata602 with “univention-upgrade”.
root@ucs002090:~# univention-upgrade
Starting univention-upgrade. Current UCS version is 4.4-4 errata602
Checking for local repository: none
Checking for package updates: none
Checking for app updates: found
The following apps can be upgraded:
Kopano WebApp: Version 3.5.2.2146 can be upgraded to 3.5.14.2539
Starting app upgrade
Do you want to upgrade Kopano WebApp [Y|n]?
....
Press [ENTER] to continue
Multifile: /etc/postgresql/9.4/main/pg_hba.conf
Module: zarafa-cfg
File: /etc/univention/service.info/services/univention-appcenter.cfg
File: /usr/share/univention-portal/apps.json
Module: kopano-cfg
Module: zarafa-cfg
Module: kopano-cfg
Module: create_portal_entries
Module: zarafa-cfg
Module: kopano-cfg
done
Checking for release updates: none
Then I restart the server and try to login via WebApp. The mentiones “Ein Anfrage an das System konnte nicht bearbeitet werden”-Error came up
Currently i restore my backup, while i need the system working